Management Team


Dr Barry Thng Lip Mong

Chief Executive & Chairman

Dr Barry Thng Lip Mong is our Executive Chairman and CEO and was appointed to our Board on 6 June 2006. He is a founder of our Group and is responsible for the overall business and strategic direction of our Group. As Head of the GP Clinic Services business segment, Dr. Thng also oversees the strategic direction and day-to-day management of this segment.

Dr. Thng began his career as a houseman at the Ministry of Health in 1991 and 1992. He served as a medical officer at the Ministry of Health from 1992 to 1993 and during his National Service from 1993 to 1995. After fulfilling his National Service duties, Dr. Thng resumed his position as Medical Officer at the Ministry of Health in 1995 before becoming a trainee in family medicine from 1995 to 1998. Since 1998, Dr. Thng has been practising as a family physician at My Family Clinic CCK with a focus on family medicine.

Dr. Thng graduated from the National University of Singapore with a Bachelor of Medicine and Bachelor of Surgery in 1991 and obtained a Master of Medicine (Family Medicine) from the National University of Singapore in 1998. He also received a Graduate Diploma in Family Practice Dermatology from the National University of Singapore in 2000. Dr. Thng has been a fellow of the College of Family Physicians, Singapore and the Academy of Medicine, Singapore since 2002 and 2014, respectively.

Dr Mok Kan Hwei Paul

Head of Specialist Care Services

Dr Mok Kan Hwei Paul is our Executive Director and was appointed to our Board on 2019.

Our Executive Director and Head of Specialist Care Services, Dr Paul Mok is an accredited ENT Head & Neck Surgeon in Singapore with 20 years of clinical experience. Dr Mok treats various ENT conditions, such as nasal allergies, sinus infections, ear problems and swelling in the head and neck region. Apart from general ENT conditions, Dr Mok also has a special interest in the sub-specialty fields of Voice, Swallowing and Obstructive Sleep Apnea.

Karen Ji

Chief Financial Officer

Ms Karen Ji is our Chief Financial Officer and joined the Group in August 2021. She is responsible for overseeing the financial matters and corporate affairs of our Group.

Ms Karen Ji has valuable experience in auditing, internal control and finance operations. She started her accounting career with Deloitte & Touche LLP and subsequently worked in the internal audit department at Ministry of Health. Prior to joining our Group, Ms Karen Ji has worked with various SGX listed companies as a chief financial officer.

Ms Karen Ji holds a Bachelor of Science (First Class Honours) in Applied Accounting from Oxford Brookes University. She is a Fellow of the Association of Chartered Certified Accountants and a member of the Institute of Singapore Chartered Accountants.

Jenny Oh

Chief Operating Officer

Ms. Jenny Oh is our Chief Operating Officer and joined Alliance Healthcare Group on 2 January 2019. She is responsible for overseeing the operations of the four business segments of our Group.

Before joining Alliance Healthcare Group, she was the Head of Operations for Corporate Solutions in AIA Singapore where she managed the operations teams in Singapore and AIA Shared Services in Malaysia. Jenny was responsible for the service delivery and operational capabilities in Corporate Solutions, in the functions of contact centre, policy billing and member administration, underwriting, claims and provider management.

She was also involved in several transformational and digital projects both in AIA and Aviva Ltd.  Prior to joining AIA in 2016, Jenny was leading the claims digitization project to transform the group business for Aviva. In Aviva, she was also responsible for the operations of Group Life & Health Claims and Providers Management departments, including managing the group medical claims ratio to contribute positively to the profit targets through claims and providers management.

Karen Ong

Executive Vice President, Alliance MediNet

Ms. Karen Ong is our Head of Managed Healthcare Solutions and has been with our Group since 2017. She is also Executive Vice-President of Alliance Medinet, our wholly-owned subsidiary where she is responsible for overseeing our Group’s Managed Healthcare business unit and operations.

Karen has over 18 years of experience in Managed Healthcare, taking care of operations, business automation and assisting in the company’s growth. Prior to joining our Group, she was with Ezyhealth Holdings Pte Ltd (Managed-Care Unit), Parkway Shenton (Corporate Services), Mercer (Singapore) Pte Ltd (Health & Benefits) and Integrated Health Plans (IHP) Pte Ltd. During her journey with both Ezyhealth & IHP she oversaw Singapore and Malaysia business operations and development of the company.

Wong Chien Yeh

Head of Pharmaceutical Services

Mr. Wong Chien Yeh is our Head of Pharmaceutical Services and has been with our Group since 2008. He is responsible for overseeing the pharmaceutical services business unit of our Group.

Prior to joining our Company, Mr. Wong was a pre-registration pharmacist at Guardian Health & Beauty from 1998 before being appointed as a store manager in 1999 where he had oversight of the day-to-day operations of a Guardian Jubilee store until 2000. From 2000 to 2004, Mr. Wong became the locum pharmacist at NTUC Fairprice Co-operative Ltd. After he left the employment of NTUC Fairprice Co-operative Ltd, he became the shareholder and Managing Director of Pharmagape Healthcare Pte. Ltd. from 2004 to 2008. In 2008, Mr. Wong joined our Group as pharmacist and Managing Director of Alliance Pharm, our subsidiary.

Mr. Wong graduated from the National University of Singapore with a Bachelor of Science (Pharmacy) in 1998.